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电子分频滤波器计算器

电子分频滤波器是一种将信号分成不同频率分量的电路。这些分量可以通过电容器和电感器的组合来实现。在设计电子分频滤波器时,您需要确定所需的截止频率(即,信号应被截止的最高或最低频率),以及所需的通带增益和阻带衰减。

Active filter crossover schematic

Enter the desired crossover frequency: Fol = Foh = Hz,
The calculated value is directly matched with the above configuration
R = C = µF
R2 = C2 = µF
R4 = C4 = µF
R7 = C7 = µF

Way of calculation:
Theoretical value of R ...
(Frequency Fc < 200 Hz Choose to use R = 100 KΩ,otherwise R = 10 KΩ):
C = (10/R)*50
2 π F
     C2 = 2455.3
2 π F R
     C4 = 2108.9
2 π F R
     C7 = 193.1
2 π F R
 
R2 = 407.4
2 π F C
  R4 = 474.2
2 π F C
  R7 = 5176.6
2 π F C
  (C in

(R in
µF)

KΩ)

 

Measured response plot

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